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@macros
Created March 27, 2009 23:00
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4 Intel X-25M Software RAID0
ext3, CFQ, default read-ahead
Sequential Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 65536 4096 4 365.77 147.9% 0.042 666.95 0.00000 0.00000 247
2.6.27-11-generic 65536 4096 8 357.27 302.0% 0.085 968.03 0.00000 0.00000 118
Random Reads
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 65536 4096 4 43.91 132.6% 0.326 2.10 0.00000 0.00000 33
2.6.27-11-generic 65536 4096 8 85.00 500.4% 0.331 1.01 0.00000 0.00000 17
Sequential Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 65536 4096 4 162.03 140.0% 0.093 41983.75 0.00012 0.00005 116
2.6.27-11-generic 65536 4096 8 195.74 328.5% 0.148 30792.99 0.00009 0.00008 60
Random Writes
File Blk Num Avg Maximum Lat% Lat% CPU
Identifier Size Size Thr Rate (CPU%) Latency Latency >2s >10s Eff
---------------------------- ------ ----- --- ------ ------ --------- ----------- -------- -------- -----
2.6.27-11-generic 65536 4096 4 50.39 147.0% 0.198 8.37 0.00000 0.00000 34
2.6.27-11-generic 65536 4096 8 66.13 391.1% 0.279 8.01 0.00000 0.00000 17
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